package servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.net.URLEncoder;

@WebServlet(urlPatterns = "/download")
public class DownloadServlet extends HttpServlet {
	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		doPost(req,resp);
	}

	@Override
	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		String fileName = req.getParameter("fileName");
		String downloadPath = "/files/"+fileName;
    System.out.println("test message");
		resp.setContentType("application/octet-stream");
		resp.addHeader("Content-Disposition","attachment;filename="+ URLEncoder.encode(fileName,"UTF-8"));

		req.getRequestDispatcher(downloadPath).forward(req,resp);
		resp.flushBuffer();
	}
}
